package com.sky.controller.admin;

import com.sky.dto.CategoryPageQueryDTO;
import com.sky.dto.DishDTO;
import com.sky.dto.DishPageQueryDTO;
import com.sky.entity.Dish;
import com.sky.result.PageResult;
import com.sky.result.Result;
import com.sky.service.DishService;
import com.sky.vo.DishVO;
import io.swagger.annotations.ApiOperation;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.web.bind.annotation.*;

import java.util.List;
import java.util.Set;

@RestController
@RequestMapping("/admin/dish")
@Slf4j
public class DishController {

    @Autowired
    private DishService dishService;

    @Autowired
    private RedisTemplate redisTemplate;

    /**
     * 新增菜品
     * @param dto
     * @return
     */
    @ApiOperation("新增菜品")
    @PostMapping
    public Result addDish(@RequestBody DishDTO dto){
        log.info("新增菜品：{}", dto);
        dishService.addDish(dto);

        //清理缓存数据
        redisTemplate.delete("dish_" + dto.getCategoryId());

        return Result.success();
    }

    /**
     * 菜品分页查询
     * @param dto
     * @return
     */
    @ApiOperation("菜品分页查询")
    @GetMapping("/page")
    public Result<PageResult> page(DishPageQueryDTO dto){
        log.info("菜品分页查询：{}", dto);

        PageResult pageResult = dishService.page(dto);

        return Result.success(pageResult);
    }


    /**
     * 菜品批量删除
     * @param ids
     * @return
     */
    @ApiOperation("批量删除菜品")
    @DeleteMapping
    public Result delete(@RequestParam List<Integer> ids) {
        // @RequestParam 参数为集合时必须使用@RequestParam注解
        log.info("菜品批量删除：{}", ids);
        dishService.delete(ids);

        //清理缓存数据
        Set keys = redisTemplate.keys("dish_*");
        redisTemplate.delete(keys);

        return Result.success();
    }

    @ApiOperation("根据id查询菜品")
    @GetMapping("/{id}")
    public Result getDishById(@PathVariable Integer id) {
        log.info("查询菜品：{}", id);
        DishVO dishvo = dishService.getDishById(id);

        return Result.success(dishvo);
    }

    @ApiOperation("修改菜品")
    @PutMapping
    public Result update(@RequestBody DishDTO dto) {
        log.info("修改菜品：{}", dto);
        dishService.update(dto);

        //清理缓存数据
        Set keys = redisTemplate.keys("dish_*");
        redisTemplate.delete(keys);

        return Result.success();
    }

    @ApiOperation("菜品起售停售")
    @PostMapping("/status/{status}")
    public Result startOrStop(@PathVariable Integer status, Long id) {
        log.info("菜品起售停售：{},{}", status,id);
        dishService.startOrStop(status, id);

        //由于无法获取分类，所以清理全部菜品缓存数据
        Set keys = redisTemplate.keys("dish_*");
        redisTemplate.delete(keys);

        return Result.success();
    }

    /**
     * 根据分类categoryId查询菜品
     * @param categoryId
     * @return
     */
    @ApiOperation("根据分类categoryId查询菜品")
    @GetMapping("/list")
    public Result list(@RequestParam Long categoryId) {
        log.info("根据分类categoryId查询菜品：{}", categoryId);
        List<Dish> dishes = dishService.list(categoryId);
        return Result.success(dishes);
    }
}
